arduino-led-driver/LedThing.ino/Animations.ino

void animation_rainbow() {
  fill_rainbow(leds, NUM_LEDS, animation_i, animation_var_1);
  FastLED.show();
  animation_i++;
  animation_i %= 256;
  //Serial.println(animation_i);
  //Serial.println("Animation 1 step");
}

void animation_running() {
  //Serial.println("Animation 2 step");
  leds[animation_i] = CRGB(100, 255, 200);
  FastLED.show();
  animation_i++;
  if (animation_i >= NUMBER_OF_LEDS) {
    animation_i = 0;
    clear_strip();
  }
}

void animation_chasing() {
  //Serial.println("Animation 2 step");
  clear_strip();
  leds[animation_i*3] = CRGB(100, 255, 200);
  leds[(animation_i*3 + 10*3) % (NUMBER_OF_LEDS)] = CRGB(100, 255, 200);
  leds[(animation_i*3 + 20*3) % (NUMBER_OF_LEDS)] = CRGB(100, 255, 200);
  leds[((NUMBER_OF_LEDS) - animation_i*3) - 1*3] = CRGB(0, 255, 255);

  leds[animation_i*3+1] = CRGB(100, 255, 200);
  leds[(animation_i*3+1 + 10*3) % (NUMBER_OF_LEDS)] = CRGB(100, 255, 200);
  leds[(animation_i*3+1 + 20*3) % (NUMBER_OF_LEDS)] = CRGB(100, 255, 200);
  leds[((NUMBER_OF_LEDS) - animation_i*3+1) - 1*3] = CRGB(0, 255, 255);

  leds[animation_i*3+2] = CRGB(100, 255, 200);
  leds[(animation_i*3+2 + 10*3) % (NUMBER_OF_LEDS)] = CRGB(100, 255, 200);
  leds[(animation_i*3+2 + 20*3) % (NUMBER_OF_LEDS)] = CRGB(100, 255, 200);
  leds[((NUMBER_OF_LEDS) - animation_i*3+2) - 1*3] = CRGB(0, 255, 255);
  //  leds[(50 - animation_i - 10)] = CRGB(0, 255, 255);
  //  leds[(50 - animation_i)] = CRGB(0, 255, 255);
  FastLED.show();
  animation_i++;
  animation_i %= NUMBER_OF_LEDS/3;
}

void animation_off() {
  clear_strip();
  animation_step_time = 10000;
}

void animation_random1() {
  int difference = NUM_LEDS / animation_var_1;
  
  for (int i = 0; i < animation_var_1; i++) {
    int howManyCycles = animation_table_1[i][7];
    int currentStep = animation_table_1[i][6];
    uint8_t startRed = animation_table_1[i][0];
    uint8_t startGreen = animation_table_1[i][1];
    uint8_t startBlue = animation_table_1[i][2];
    uint8_t goalRed = animation_table_1[i][3];
    uint8_t goalGreen = animation_table_1[i][4];
    uint8_t goalBlue = animation_table_1[i][5];
    uint8_t r = (goalRed - startRed) * currentStep / howManyCycles + startRed;
    uint8_t g = (goalGreen - startGreen) * currentStep / howManyCycles + startGreen;
    uint8_t b = (goalBlue - startBlue) * currentStep / howManyCycles + startBlue;

//    for (int led = 0; led < 10; led++) {
//      leds[led + i * 10] = CRGB(r, b, g);
//    }
    leds[i * difference] = CRGB(r, b, g);

    animation_table_1[i][6] += 1;

    if (currentStep >= howManyCycles) {
      //      uint8_t newR = (uint8_t) random(0, 255);
      //      uint8_t newG = (uint8_t) random(0, 255);
      //      uint8_t newB = (uint8_t) random(0, 255);

      uint8_t newH = (uint8_t) random(0, 255);
      uint8_t newS = (uint8_t) random(200, 255);
      CRGB newColor = CRGB(0, 0, 0);
      newColor.setHSV(newH, newS, 255);

      animation_table_1[i][3] = newColor.r;
      animation_table_1[i][4] = newColor.g;
      animation_table_1[i][5] = newColor.b;

      uint8_t steps = (uint8_t) random(50, 255);
      animation_table_1[i][0] = r;
      animation_table_1[i][1] = g;
      animation_table_1[i][2] = b;
      animation_table_1[i][7] = steps;
      animation_table_1[i][6] = 0;

    }
  }
  for (int i = 0; i < animation_var_1; i++) {
    uint8_t startRed = leds[i * difference].r;
    uint8_t startGreen = leds[i * difference].g;
    uint8_t startBlue = leds[i * difference].b;
    uint8_t goalRed = leds[((i + 1) * difference) % NUM_LEDS].r;
    uint8_t goalGreen = leds[((i + 1) * difference) % NUM_LEDS].g;
    uint8_t goalBlue = leds[((i + 1) * difference) % NUM_LEDS].b;
    for (int currentStep = 1; currentStep < difference; currentStep++) {
      uint8_t r = (goalRed - startRed) * currentStep / difference + startRed;
      uint8_t g = (goalGreen - startGreen) * currentStep / difference + startGreen;
      uint8_t b = (goalBlue - startBlue) * currentStep / difference + startBlue;
      leds[currentStep + i*difference] = CRGB(r, g, b);
    }
  }
  FastLED.show();
}

void animation_rgb_light() {
  FastLED.clear();
  for (int i = 0; i < NUM_LEDS/6; i++) {
    leds[(i + animation_i) % NUM_LEDS] = CRGB(255, 0, 0);
    leds[(i + animation_i + NUM_LEDS/3) % NUM_LEDS] = CRGB(0, 255, 0);
    leds[(i + animation_i + (NUM_LEDS/3)*2) % NUM_LEDS] = CRGB(0, 0, 255);
  }
//  for (int i = 1; i < NUM_LEDS/6; i++) { // Made an animation that already exists, but more complicated (animation_rainbow)
//    uint8_t r = (0 - 255) * i / 25 + 255;
//    uint8_t g = (255) * i / 25;
//    uint8_t b = 0;
//    leds[(i + animation_i + 25) % NUM_LEDS] = CRGB(r, g, b);
//    r = 0;
//    g = (0 - 255) * i / 25 + 255;
//    b = (255) * i / 25;
//    leds[(i + animation_i + 25 + 50) % NUM_LEDS] = CRGB(r, g, b);
//    r = (255 - 0) * i / 25 + 0;
//    g = 0;
//    b = (0 - 255) * i / 25 + 255;
//    leds[(i + animation_i + 25 + 100) % NUM_LEDS] = CRGB(r, g, b);
//  }
  FastLED.show();
  animation_i++;
  animation_i %= NUM_LEDS;
}